Everyone designing boards needs to know this about power and noise | Florian Hämmerle | #HighlightsRF

Very interesting and practical experiment to see how noise will increase on power when running a specific software. https://youtu.be/U5_61EJlytc

Altium – How To Do Versioning And Releases | Explained | Michal Faruga

Finally I know how to use the Release feature in Altium Designer. Thank you Michal https://youtu.be/X20EXSpp7NE

DIY VIA plating – Explained how copper gets inside of a VIA | Kailey Shara | #HighlightsRF

Thinking to manufacture PCB at home? You may want to know how to put copper inside of a VIA. https://youtu.be/2hvMgG6tKdg

I am taking a free Harvard’s online course. How is it? | CS50

Having Harvard mentioned in your CV can look really impressive. Here is how to do it .... Taking CS50: Introduction to Computer Science online course to learn and improve your programming skills. https://youtu.be/F1z4B8z_yM0

Should you place solder mask over BGA pads? Do you know why? | Tom Hausherr | #HighlightsRF

How to decide on BGA pad size and if SMD (solder mask defined) or NSMD (non-solder mask defined) pad should be used. I asked Tom Hausherr https://youtu.be/5Up6R9n-cBk

Do you need thick copper layers in PCB for high currents? Are you sure? | Steve Sandler

What is important when designing boards and power supplies with high currents? Explained by Steve Sandler https://youtu.be/WdlN8bHw-w0

PCB Stackup Explained – What layer ordering is good or bad and why | Rick Hartley | #HighlightsRF

Examples of 2 / 4 / 6 layer PCB stackups and how to decide on layer ordering https://youtu.be/60RxCiZuD9E

What electrical circuit is inside of many rechargeable batteries?

How does a lithium battery protection circuit work? Why my battery shows 0V? Why are there 3 pins? https://youtu.be/uLWEXEXUmQc

Why don’t you measure 50 OHM on a 50 OHM cable? | Eric Bogatin | #HighlightsRF

When you use a multimeter, why it doesn't show 50 OHM when you measure a 50 OHM cable or a 50 OHM PCB track? A very good explanation by Eric Bogatin https://youtu.be/IEGNMesls20

Building a radio controlled moving eye

Today I am building an eye as a proof of concept. It works! https://youtu.be/vFK68yFg4k8